<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <title>Title</title>
    <style>
        * {margin: 0;padding: 0}
    </style>
</head>
<body>
    <div id="app">
        <!--<input type="text" v-model.number="message" style="margin: 100px" >-->
        <!--<input type="text" v-model.trim="message" style="margin: 100px" >-->
        <input type="text" v-model.lazy="message" style="margin: 100px" >
        <br>
        {{message}}
    </div>
</body>
<script src="../js/vue.js"></script>
<script>
    Vue.config.productionTip=false;
    new Vue({
        el:"#app",
        data:{
            message:"xxx"
        }
    })
</script>
</html>